| PMParadigm Manchester INC | Manchester | CT | Transportation Equipment Manufacturing336412 | — | ◇ UNVERIFIED |
| PPParallax Power Components, LLC | Bridgeport | CT | Computer and Electronic Product Manufacturing334414 | — | ◇ UNVERIFIED |
| PAPark Advanced Composite Materials | Waterbury | CT | Textile Mills313320 | — | ◇ UNVERIFIED |
| PLParsons Lane Associates LLC | Durham | CT | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| PFPepperidge Farm Bakery | Norwalk | CT | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| PEPerkin Elmer Chrom Division | Norwalk | CT | Computer and Electronic Product Manufacturing334516 | — | ◇ UNVERIFIED |
| PIP&g-clairol, INC. | Stamford | CT | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| PSPhoenix Soil LLC | Waterbury | CT | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| PSPhoenix Soil, LLC | Plainville | CT | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| PIP I Liquidating, INC. | Prospect | CT | Plastics and Rubber Products Manufacturing326140 | — | ◇ UNVERIFIED |
| PBPitney Bowes, INC. Stamford Facility | Stamford | CT | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| PBPitney Bowes Marketing Building | Stamford | CT | Machinery Manufacturing333313 | — | ◇ UNVERIFIED |
| PCPolyflon Company | Norwalk | CT | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
 Ppg Architectural Finishes, INC. | Watertown | CT | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| PAPratt and Whitney Aircraft Engines | North Haven | CT | Transportation Equipment Manufacturing336412 | — | ◇ UNVERIFIED |
| PWPraxair - Worldwide Headquarters | Danbury | CT | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| PRPrime Resources Corporation | Bridgeport | CT | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| PLPro Line Printing (r R Donnelley & Sons Co) | Avon | CT | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| QWQuebecor World Northeast Graphics | North Haven | CT | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| RCRand-whitney Container Newtown, LLC. | Newtown | CT | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| RIRaymark Industries | Stratford | CT | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| RFRbf Frozen Desserts | West Hartford | CT | Food Manufacturing311520 | — | ◇ UNVERIFIED |
| RMR-d Manufacturing, INC. | East Lyme | CT | Fabricated Metal Product Manufacturing332322 | 1-19 | ◇ UNVERIFIED |
| RFRepublic Foil, INC | Danbury | CT | Primary Metal Manufacturing331315 | — | ◇ UNVERIFIED |
| RIRisdon-ams (usa) INC | Naugatuck | CT | Leather and Allied Product Manufacturing316993 | — | ◇ UNVERIFIED |
| RTRock Tenn Corrugated & Consumer Packaging | Montville (uncasville) | CT | Paper Manufacturing322130 | — | ◇ UNVERIFIED |
| RERogers Elastomer Components Divison | Windham | CT | Plastics and Rubber Products Manufacturing326291 | — | ◇ UNVERIFIED |
| RPRozycki/pioneer Precision Products | Berlin | CT | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
 R. R. Donnelley & Sons | Old Saybrook | CT | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| RCRtx Corporation | East Hartford | CT | Transportation Equipment Manufacturing336412 | — | ◇ UNVERIFIED |
| SSSafety-kleen Systems INC - Bridgeport Facility | Bridgeport | CT | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| SSSafety-kleen Systems INC - Portland Facility | Portland | CT | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| SMSeaboard Metal Finishing Company | West Haven | CT | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| SRSega Ready Mix, | New Milford | CT | Nonmetallic Mineral Product Manufacturing327112 | — | ◇ UNVERIFIED |
| SRSega Redi-mix | Waterbury | CT | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SASikorsky Aircraft Bridgeport I Facility | Bridgeport | CT | Transportation Equipment Manufacturing336411 | — | ◇ UNVERIFIED |
| SASikorsky Aircraft Shelton Iii | Shelton | CT | Transportation Equipment Manufacturing336411 | — | ◇ UNVERIFIED |
| SISimkins Industries INC | New Haven | CT | Paper Manufacturing322130 | — | ◇ UNVERIFIED |
| SMSmiths Medical | Southington | CT | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| SCSousa CORP | West Hartford | CT | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| SISpongex International | Shelton | CT | Plastics and Rubber Products Manufacturing326140 | — | ◇ UNVERIFIED |
| SGSporting Goods Properties | Bridgeport | CT | Fabricated Metal Product Manufacturing332992 | — | ◇ UNVERIFIED |
| SCStamford CORP I | Stamford | CT | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| SFStanley-bostitch Fastening Systems | Clinton | CT | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| SAStratford Army Engine Plant | Stratford | CT | Transportation Equipment Manufacturing336412 | — | ◇ UNVERIFIED |
| SPSun Products CORP | Trumbull | CT | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| SCSuzio Concrete Co, INC the L | Wallingford | CT | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSyntac Coated Products | Bloomfield | CT | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| TDTeleflex-ct Devices Incorporated | Coventry | CT | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
 The Gilman Brothers Company | Bozrah (gilman) | CT | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
